... alloy steelTechniquewelded, bending,forged,exturdConnectionweldingHead codebevel the endSize1/2'' to 72''/DN15-DN2000Angleselbows,bend,tee,cross,reducers,cap,pipe, ... ,ASME,API5L,DIN,JIS,BS,GBwe can also produce according to drawingSpecification standardsANSI B16.9, ANSI B16.28, JIS B2311 ... Our products conform to the standard of ANSI ,DIN, JIS,EN and also can do that by your requirement. socket ...